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The Subaru WRX has long been a favorite among car enthusiasts, especially for its performance capabilities and tuning potential. One of the most popular modifications for enhancing power output is the installation of a turbo back exhaust system. In this article, we will compare the power gains from three leading brands: HKS, Akrapovic, and TurboXS.
Understanding Turbo Back Exhaust Systems
A turbo back exhaust system typically includes the downpipe, mid-pipe, and cat-back sections. This complete system replaces the factory exhaust components, allowing for improved airflow and reduced back pressure, which can significantly enhance engine performance.
HKS Turbo Back Exhaust
The HKS turbo back exhaust is renowned for its quality and performance enhancements. Made from high-grade stainless steel, it offers durability and resistance to corrosion.
Power Gains
Users have reported power gains of approximately 15-25 horsepower after installing the HKS system, depending on supporting modifications and tuning.
Sound and Performance
The HKS exhaust produces a deep, aggressive sound that many enthusiasts appreciate. It strikes a balance between being loud enough to be noticed while still remaining suitable for daily driving.
Akrapovic Turbo Back Exhaust
Akrapovic is known for its premium exhaust systems, often used in high-performance applications. Their turbo back exhaust for the WRX is no exception, featuring lightweight materials and advanced engineering.
Power Gains
The Akrapovic system can yield power gains of around 20-30 horsepower, making it one of the most effective options available for the WRX. This increase is often attributed to its superior design and construction.
Sound and Performance
The sound produced by the Akrapovic exhaust is distinctively sporty, providing a thrilling auditory experience without being overly intrusive. Its lightweight construction also contributes to improved overall vehicle dynamics.
TurboXS Turbo Back Exhaust
TurboXS offers a turbo back exhaust system that is often praised for its affordability and performance. It is designed to maximize power gains while maintaining a reasonable price point.
Power Gains
Users typically see power gains in the range of 10-20 horsepower with the TurboXS exhaust. While it may not provide the highest gains compared to its competitors, it delivers solid performance for the cost.
Sound and Performance
The TurboXS exhaust produces a robust sound that is aggressive but not excessively loud. This makes it a great choice for those who want performance without sacrificing daily drivability.
Comparative Analysis
When comparing the three exhaust systems, several factors come into play, including power gains, sound, and overall value.
- HKS: 15-25 horsepower gain, aggressive sound, high-quality build.
- Akrapovic: 20-30 horsepower gain, sporty sound, lightweight and premium materials.
- TurboXS: 10-20 horsepower gain, robust sound, affordable option.
Conclusion
Choosing the right turbo back exhaust system for your WRX ultimately depends on your specific goals and budget. HKS, Akrapovic, and TurboXS all offer unique benefits, and understanding these differences can help you make an informed decision for your vehicle.
Consider your performance objectives, sound preferences, and financial constraints when selecting an exhaust system. Regardless of your choice, upgrading to a turbo back exhaust is sure to enhance your WRX’s performance and driving experience.